Inventor

Hirokazu Kanai

Inventor

Yokosuka, JP

Overview

1992–2021

Patent span

Electricity

Primary field (CPC H)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B41Lprimary

B41LApparatus or devices for manifolding, duplicating or printing for office or other commercial purposes13%

B42PIndexing scheme relating to books, filing appliances or the like13%

H04LTransmission of digital information, e.g. telegraphic communication13%

A61KPreparations for medical, dental or toiletry purposes7%

A61QSpecific use of cosmetics or similar toiletry preparations7%

G06FElectric digital data processing7%

H01LSemiconductor devices7%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems7%

H03KPulse technique7%

H03MCoding7%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to INADA YUJI (1)· patent assignee history

1992Patents assigned to TAENAKA MINING CO LTD (1)· patent assignee history

1992Based in Mobara, JP· patent location history

1996–1997Patents assigned to RISO KAGAKU CORP (2)· patent assignee history

1996–1997Based in Tokyo, JP· patent location history

2006Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (2)· patent assignee history

2006Based in Yokosuka, JP· patent location history

2021Patents assigned to SHARP KK (1)· patent assignee history

2021Based in Sakai, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	2	2006
RISO KAGAKU CORP	2	1996–1997
INADA YUJI	1	1992
SHARP KK	1	2021
TAENAKA MINING CO LTD	1	1992

Locations